day26-7String trim(): 去掉字符串两端空格
public static void main(String[] args){
fu6();
}
public static void fu6(){
String a=" aasdsa ";
System.out.print("原函数"+a+" ");
String a1=a.trim();
System.out.println("修改后"+a1);
}
public static void main(String[] args){
fu6();
}
public static void fu6(){
String a=" aasdsa ";
System.out.print("原函数"+a+" ");
String a1=a.trim();
System.out.println("修改后"+a1);
}